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发明名称
摘要
申请公布号
JPH02100207(U)
申请公布日期
1990.08.09
申请号
JP19890007914U
申请日期
1989.01.26
申请人
发明人
分类号
G02B6/42;G02B6/28;H01L33/00;(IPC1-7):G02B6/28
主分类号
G02B6/42
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代理人
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